SharkBite PEX Pipe Tubing 1/2 Inch, Purple, Reclaimed Water Flexible Water Tube, U860P100, 100 Foot Coil PEX TUBING: Flexible reclaimed water pipe tubing for gray water, rainwater harvesting and reclaimed water systems only. FLEXIBLE PEX PIPE: Expands and contracts with temperature changes and is freeze resistant PUSH-TO-CONNECT: Use with SharkBite plumbing fittings or plastic barb and brass barb fittings using PEX crimp tool or clamp connections RESIDENTIAL and COMMERCIAL: All SharkBite PEX tubing meets the same standards for commercial and residential plumbing applications MADE IN THE USA: Manufactured and tested in the USA